268852519 has 4 divisors (see below), whose sum is σ = 289533496. Its totient is φ = 248171544.

The previous prime is 268852459. The next prime is 268852537. The reversal of 268852519 is 915258862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 268852519 - 2¹⁵ = 268819751 is a prime.

It is a super-2 number, since 2×268852519² = 144563353945290722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268852019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10340469 + ... + 10340494.

It is an arithmetic number, because the mean of its divisors is an integer number (72383374).

Almost surely, 2^268852519 is an apocalyptic number.

268852519 is a deficient number, since it is larger than the sum of its proper divisors (20680977).

268852519 is a wasteful number, since it uses less digits than its factorization.

268852519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20680976.

The product of its digits is 345600, while the sum is 46.

The square root of 268852519 is about 16396.7228128062. The cubic root of 268852519 is about 645.4134872496.

The spelling of 268852519 in words is "two hundred sixty-eight million, eight hundred fifty-two thousand, five hundred nineteen".